Home / 2,690.73-4,033.65-1,996.56

Finding the Fourth Proportional to 2,690.73, 4,033.65 and 1,996.56

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Solution

The fourth proportional to 2,690.73, 4,033.65 and 1,996.56 is: 2,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.73 : 4,033.65 = 1,996.56 : x
  2. Step 2: Convert to fraction form
    2,690.73/4,033.65 = 1,996.56/x
  3. Step 3: Cross multiply
    2,690.73x = 4,033.65 × 1,996.56
  4. Step 4: Simplify right side
    2,690.73x = 8,053,424.24
  5. Step 5: Solve for x
    x = 8,053,424.24/2,690.73
  6. Step 6: Final answer
    x = 2,993.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.